Coating machine



FIG. 1 is a top, front, left perspective view of the coating machine in accordance with my design;

FIG. 2 is a top, right, front perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a top plan view thereof.

The broken lines shown do not form part of the claimed design for the coating machine. 

The ornamental design for a coating machine, as shown and described. 